average grading
[农牧林英汉词典]
average gradingn.平均级配,平均粒级,平均筛分
是什么意思,average grading的解释,average grading的翻译
[新英汉石油技术词典] average grading
[水利英汉词典] average grading
[石油英汉词典] average grading
[造纸英汉词典] average grading
average grading
[农牧林英汉词典]
average grading是什么意思,average grading的解释,average grading的翻译
[新英汉石油技术词典] average grading
[水利英汉词典] average grading
[石油英汉词典] average grading
[造纸英汉词典] average grading